REQUEST FOR
PROPOSALS
PROJECT TO REPLACE EXISITING MAKE-UP
AIR UNITS
Proposals Due April 17, 2026
REQUEST FOR PROPOSALS
FOR
PROJECT TO REPLACE EXISITING MAKE-UP AIR UNITIS
FOR THE COUNTY OF NATRONA
CASPER, WYOMING 82601
Due April 17, 2026 @ 10:00 a.m.
The County of Natrona, Wyoming (“County”) is seeking qualification statements and service
proposals from qualified contractors to provide turnkey replacements of four existing make-up air
units. The proposals should be designed to provide the County with a clear understanding of the
costs of performing the service being solicited. The specific nature of the scope of work for the
project is outlined in this Request for Proposals (RFP).
I. Purpose for Proposal
The County is seeking a qualified mechanical contractor to provide turnkey replacement
of four existing make-up air units (MUA) Reznor Model RPBL 500-8-S-MV-H with new
equipment of equal or superior performance.
II. Scope of Services
Replace four existing make-up air units at the Natrona County Detention Center with
new equipment of equal or superior performance. The selected contractor will furnish all
labor, materials, equipment, and services necessary to remove the existing units and
install fully operational replacements.
The County seeks a contractor who shall complete the following:
1) Exiting Conditions: Contractors shall verify all field conditions prior to bidding.
Known conditions include:
• Four aging MUA units currently serving the kitchen facility’s ventilation and
pressurization needs.
• Units are roof mounted.
• Electrical, gas, and control connections are original to the units and may
require modification.
Contractors are responsible for confirming the following:
• Unit dimensions and weights
• Roof curb compatibility
• Ductwork configuration
• Gas piping and electrical service capacity
• Control system integration requirements
2) Contractor Responsibilities: Each bidder shall include the following in their
proposal:
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2.1) Equipment Selection
• Provide new MUA units that match or exceed the performance of the existing
units, including:
o
Airflow (CFM)
o
Heating capacity (BTU/hr.)
o
Filtration level
o
Supply air temperature control
o
Outdoor air intake configuration
• Units may be from any reputable manufacturer offering comparable
performance and warranty.
• Submit equipment submittals for approval prior to ordering.
2.2) Demolition and Removal
• Disconnect and remove existing MUA units.
• Properly cap or protect utilities during transition.
• Dispose of old equipment in accordance with environmental regulations.
2.3) Installation
• Provide and install new roof curbs or curb adapters as required.
• Install new MUA units, ensuring proper alignment with existing ductwork.
• Reconnect or modify:
o
Electrical service
o
Gas piping
o
Condensate drainage (if applicable)
o
Control wiring and communication
• Provide all necessary rigging and crane services.
2.4) Controls and Commissioning
• Integrate new units with the existing building automation system (BAS) or
provide standalone controls if required.
• Program and test:
o Temperature control
o Fan operation
o Safety interlocks
o Alarms and fault reporting
• Perform full functional testing and provide commissioning documentation.
2.5) Insulation and Weatherproofing
• Seal all roof penetrations.
• Insulate duct transitions as required.
• Ensure all exterior work meets local weatherproofing standards.
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2.6) Startup, Training and Documentation
• Perform manufacturer-recommended startup procedures.
• Provide on-site training for facility staff.
• Deliver O&M manuals, warranty documents, and as-built drawings.
III. Code Compliance
All work must comply with local mechanical, electrical, and building code; NFPA
standards; manufacturer installation requirements; and OSHA safety regulations.
IV. Warranty Requirements
The selected contract must provide a minimum 1-year labor warranty on the installation
and a minimum manufacturer warranty of one (1) year for parts, Five (5) years for heat
exchanger (if applicable), and five (5) to ten (ten) years on major components depending
on manufacturer.
V. General Criteria for Evaluating Qualifications
To be considered, the proposal must respond to all requirements in the RFP. Any other
information believed to be relevant, but not applicable to the enumerated categories,
should be provided as an attachment to the proposal. If publications are provided, the
document and page number shall be referenced. The County reserves the right to reject
any or all proposals. The County reserves the right to request more information for
clarification. The proposal shall be divided into sections as indicated below:
1) Introduction: Description of company and provide general overview of its services,
specialties, and any relevant distinctions it holds. The introduction will include any
similar projects that have been completed within the past five (5) years.
2) Scope of Work: Review the items under Section II “Scope of Services.” The
Contractor shall describe in narrative form the proposer’s plan for accomplishing
the items listed under Section II “Scope of Services” and should be no longer than
one page. Contractors should propose the name of the products to be used.
3) References: The proposal should provide an overview of its prior experience,
including the number of years with similar projects. The Contractor will list at least
three (3) of its customers as references. The ideal references will be customers, from
the past five (5) years, in the Casper area that utilized similar work. The County
reserves the right to contact any reference or client listed in the proposal submitted
which may be helpful to the County in evaluating the Contractor’s performance with
similar services provided.
4) Conflicts of Interest: The proposal should include any possible conflicts of interest
and the proposer’s position or response as to whether such other work or relationship
may be deemed a conflict of interest with this agreement.
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5) Licenses and Insurance: The proposal should include proof of licensing, insurance,
and bonding.
6) Project Schedule: The proposal should include a project schedule complete with
estimated equipment lead times, proposed installation timelines, and any anticipated
downtime or service interruptions.
7) Additional Information: The proposal should include detailed equipment
specifications, the total project cost with line-item breakdowns, and a crane plan (if
applicable).
VI. Selection Process
Eligible proposals shall be subject to evaluation by designated individuals and/or a
Selection Committee. The evaluation shall be for the express purpose of selecting the
proposal which most clearly meets the RFP requirements, as defined in Section II.
VII. Request for Proposal Procedure
Each Contractor shall submit one (1) paper copy of their sealed proposal to the
Natrona County Board of County Commissioners, 200 North Center Street, Casper, WY,
82601, on or before 10:00 AM local Mountain Time, April 17, 2026. Proposals shall
be externally labeled “Project to Replace Existing Make-Up Air Units.” All proposals
must be received by the specified deadline. The proposal will remain valid for at least
ninety (90) days.
1) General Criteria for Evaluation of Proposals: Proposals will be evaluated
regarding the ability to meet all the scope of services listed, level of customer service
that will be provided, pricing for the work described in Section II and references
provided. The presence of any conflicts of interest will also be reviewed.
2) Contract Award and Documents: The County reserves the right to accept, reject, or
request changes in proposals. The County will work closely with the selected
Contractor to develop or refine a detailed scope of work, schedule for completion of
tasks and costs associated with completed work included in the contract documents.
The Contractor will be required to sign a Contract for Professional Services in a form
acceptable to the County. This document will include, but not be limited to, the
following articles: method of compensation, time of performance, scope of services,
termination of contract, and obligations to the County. The County is not liable for
any costs incurred by the Contractor during the RFP process.
3) Timetable for this RFP:
Following is the tentative timeline for this RFP:
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This is the opportunity summary page. It provides an overview of this opportunity and a preview of the attached documentation.